Speaker



FIG. 1 is a perspective view of a speaker showing my new design.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a right end view thereof.

FIG. 5 is a left end view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a bottom view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines in FIG. 7 depict a portion of the speaker that forms nopart of the claimed design.

CLAIM The ornamental design for a speaker, as shown and described.